CN110907220B - Deep rock sampling device for geological exploration - Google Patents
Deep rock sampling device for geological exploration Download PDFInfo
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- CN110907220B CN110907220B CN201911236466.0A CN201911236466A CN110907220B CN 110907220 B CN110907220 B CN 110907220B CN 201911236466 A CN201911236466 A CN 201911236466A CN 110907220 B CN110907220 B CN 110907220B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1006—Dispersed solids
- G01N2001/1012—Suspensions
- G01N2001/1025—Liquid suspensions; Slurries; Mud; Sludge
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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Abstract
The invention belongs to the technical field of samplers, and provides a deep rock sampling device for geological exploration, which aims at solving the problem that rock strata at different depths are difficult to sample simultaneously in the prior art and comprises a shell, an upper sampling pipe, a middle sampling pipe and a lower sampling pipe are arranged in the shell, the upper sampling pipe, the middle sampling pipe and the lower sampling pipe are all hollow round pipes with the same diameter, the outer walls of the upper sampling pipe, the middle sampling pipe and the lower sampling pipe are all in threaded connection with the inner wall of the shell, gaps are formed among the upper sampling pipe, the middle sampling pipe and the lower sampling pipe, discharge holes are formed in the gaps between the upper sampling pipe and the middle sampling pipe and between the middle sampling pipe and the lower sampling pipe, the shell is also provided with limiting holes, the limiting holes are opposite to the discharge holes, a control plate is arranged on one side of the shell close to the limiting holes, the control plate is elastically connected with the shell, and a limiting plate is fixedly arranged on one side of the control plate facing the limiting holes; the limiting plate can stretch into the limiting hole to separate the shell and abut against the inner wall of the shell.
Description
Technical Field
The invention belongs to the technical field of samplers, and particularly relates to a deep rock sampling device for geological exploration.
Background
Geological exploration is an investigation and research activity of surveying and detecting geology through various means and methods, determining a proper bearing stratum, determining a foundation type according to the foundation bearing capacity of the bearing stratum and calculating basic parameters. The method is to find an industrially significant mineral deposit in mineral census, provide mineral reserves and geological data required by mine construction design for finding out the quality and quantity of the mineral and technical conditions of mining and utilization, and carry out investigation and research work on geological conditions such as rocks, strata, structures, mineral products, hydrology, landforms and the like in a certain area.
In geological exploration, a drilling method is mostly adopted to observe the natural state of rock strata and the geological structure of each stratum, wherein the drilling refers to an exploration method which uses a drilling machine to drill holes in the stratum so as to identify and divide the subsurface stratum and can sample along the depth of the drilled holes, and deep geological data can be obtained. When drilling a stratum, the mud plays an important role in suspending and carrying rock debris, balancing stratum pressure, assisting a drill bit in breaking rock, cooling a drill bit and the like.
In the existing drilling, slurry powder is poured into a container in the slurry feeding process, then the slurry powder is conveyed into a slurry tank under the action of a centrifugal pump, slurry liquid is prepared under the stirring action of a stirrer in the slurry tank, then the slurry is injected into a drill bit under the action of a vacuum pump, the drill bit is cooled, and the injection and extraction of the slurry are carried out in an external circulation mode, so that not only is the slurry resource wasted, but also the labor intensity of workers is enhanced. Meanwhile, in the geological exploration process, the fine composition components of rock strata with different rock stratum depths can also change, so that the behavior of collecting different rock masses according to different depths in single rock stratum sampling is significant.
Disclosure of Invention
The invention provides a deep rock sampling device for geological exploration, which is used for solving the problem that rock strata at different depths are difficult to sample simultaneously in the prior art.
The basic scheme of the invention is as follows: the deep rock sampling device for geological exploration comprises a shell, wherein an upper sampling pipe, a middle sampling pipe and a lower sampling pipe are arranged in the shell, the upper sampling pipe, the middle sampling pipe and the lower sampling pipe are hollow round pipes with the same diameter, the outer walls of the upper sampling pipe, the middle sampling pipe and the lower sampling pipe are in threaded connection with the inner wall of the shell, gaps are formed between the upper sampling pipe, the middle sampling pipe and the lower sampling pipe, discharge holes are formed in the gaps between the upper sampling pipe and the middle sampling pipe and between the middle sampling pipe and the lower sampling pipe of the shell, the shell is further provided with a limiting hole, the limiting hole is opposite to the discharge holes, a control panel is arranged on one side, close to the limiting hole, of the shell, the control panel is elastically connected with the shell, and a limiting plate is fixedly arranged on one side, facing the limiting hole, of the control panel; the limiting plate can extend into the limiting hole to partition the shell and abut against the inner wall of the shell;
go up sampling pipe top threaded connection and have the mud jar, the mud tank deck portion is equipped with the notes material hole that is used for pouring into and receives the mud powder, is equipped with the agitator that is used for mixing mud powder and water in the mud jar and stirs, the mud tank bottoms portion is connected with the cooling drill bit of sampling pipe bottom down through the vacuum pump, the bottom of sampling pipe still is equipped with the collection hole that is used for collecting mud and rock bits down.
The principle and the beneficial effects of the basic scheme are as follows: (1) in this scheme, the user can visit into the stratum with sampling device, collects the stratum bits through last sampling pipe, well sampling pipe and down sampling pipe simultaneously to separate the stratum bits mixed mud of different thickness.
(3) In this scheme, under the unchangeable condition of shell shape, can change the length of upper collection pipe, lower collection pipe and well collection pipe, so the user can select suitable upper collection pipe of length, lower collection pipe and well collection pipe according to the self condition, compares and gathers pipe length unchangeable among the prior art, and this scheme has higher flexibility.
(3) In this scheme, after the user has stretched into the rock stratum with sampling device, push the control panel to the shell for the limiting plate inserts in spacing hole, and offsets with shell inner wall discharge hole one side, realizes will gather the isolation between pipe, well collection pipe and the lower collection pipe, the rock stratum sample of the different thickness of the follow-up separation of being convenient for.
Furthermore, the control panel is connected with the shell through a pressure spring.
In this scheme, realize the elastic connection between control panel and the shell through the pressure spring, the standby state of control panel under not receiving the exogenic action has also been guaranteed to the pressure spring simultaneously, keeps away from the shell promptly.
Further, the control panel outer wall is equipped with the magnetite, and the outer wall of shell is inlayed and is had the magnetic path the same with the magnetite polarity.
In this scheme, utilize between magnetite and the magnetic path repellent magnetic force in order to guarantee the elastic change of distance between control panel and the shell, make control panel and shell press close to through external force when needing the cutting of sampling, when not needing the cutting of sampling, keep the clearance between making control panel and the shell through magnetic force.
Furthermore, a sliding block capable of sliding along the length direction of the shell is arranged on the outer wall of the shell, a fixed block positioned below the sliding block is further arranged on the shell, and the sliding block is connected with the fixed block through a pressure spring; when the pressure spring is in a free state, the sliding block is shielded from the limiting hole; the top of the sliding block is a wedge-shaped end, and the free end of the limiting plate is matched with the inclined plane of the wedge-shaped end of the sliding block.
In this scheme, utilize the slider as sheltering from in spacing hole, guarantee during the use, the rock bits and the mud liquid of gathering can directly not spill over from spacing hole.
Furthermore, rubber is paved on one side of the shell, which is provided with the limiting hole.
In this scheme, the elasticity of utilization rubber is as the buffering between shell and the control panel, reduces the damage that receives when the shell receives the striking.
Further, a cavity with an opening is arranged at the free end of the limiting plate, an expansion hole communicated with the cavity is formed in the bottom of the limiting plate, an intermediate plate is arranged at the bottom of the cavity, and a first expansion plate, a second expansion plate and a third expansion plate are arranged on the intermediate plate; the side walls of the limiting plates, which are far away from the control plate, are provided with telescopic holes, and the first telescopic plate, the second telescopic plate and the third telescopic plate can respectively extend out of the telescopic holes to the outside; the intermediate plate is in contact with the bottom parts of the first telescopic plate, the second telescopic plate and the third telescopic plate, and the expansion hole is completely shielded by the intermediate plate.
Along with the limiting plate stretches into in the shell gradually, the upper end of slider can be close to the expansion hole of limiting plate bottom right-hand member, the upper end of slider stretches into in the expansion hole afterwards, under the effect of pressure spring, ascending power is applyed to the intermediate lamella to the slider upper end, thereby make the intermediate lamella rebound, the intermediate lamella that shifts up makes first expansion plate, second expansion plate and third expansion plate and intermediate lamella contact site lift, under the effect of gravity, first expansion plate, second expansion plate and third expansion plate all can the outside slip, realize the limiting plate with the interior divided purpose of shell.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of a deep rock sampling device for geological exploration;
FIG. 2 is a cross-sectional view of the retainer plate of FIG. 1;
fig. 3 is a schematic structural diagram of the limiting plate in fig. 1.
Detailed Description
The following is further detailed by the specific embodiments:
reference numerals in the drawings of the specification include: the sampling device comprises an upper sampling pipe 1, a middle sampling pipe 2, a lower sampling pipe 3, a shell 4, a discharge hole 5, a control plate 6, a limit plate 7 and a slide block 8; a first expansion plate 71, a second expansion plate 72, a third expansion plate 73, and an intermediate plate 74.
The embodiment is substantially as shown in figures 1, 2 and 3:
a deep rock sampling device for geological exploration comprises a shell 4, wherein the shell 4 is in a hollow cylindrical shape. As shown in figure 1, be equipped with in the shell 4 and go up sampling pipe 1, well sampling pipe 2 and down sampling pipe 3, go up sampling pipe 1, well sampling pipe 2 and down sampling pipe 3 and prepare to have a plurality ofly, the user can be according to self demand, selects the last sampling pipe 1 of different length, well sampling pipe 2 and down sampling pipe 3, compares the scheme that mentions in prior art CN 206593891U, and the selection of sampling pipe (including last sampling pipe 1, well sampling pipe 2 and down sampling pipe 3) is more various, and application scope is wider.
The upper sampling pipe 1, the middle sampling pipe 2 and the lower sampling pipe 3 are all hollow round pipes with the same diameter, the outer walls of the upper sampling pipe 1, the middle sampling pipe 2 and the lower sampling pipe 3 are all in threaded connection with the inner wall of the shell 4, and gaps are arranged among the upper sampling pipe 1, the middle sampling pipe 2 and the lower sampling pipe 3; go up sampling pipe 1 top threaded connection and have a mud jar (not drawing in the figure), mud tank deck portion is equipped with the notes material hole that is used for pouring into and receives the mud powder, is equipped with the agitator that is used for mixing mud powder and water stirring in the mud jar, the mud tank bottom is connected with the cooling drill bit of sampling pipe bottom down through the vacuum pump, the bottom of sampling pipe still is equipped with the collection hole that is used for collecting mud and rock bits down.
The shell 4 is provided with discharge holes 5 at the gaps between the upper sampling pipe 1 and the middle sampling pipe 2 and between the middle sampling pipe 2 and the lower sampling pipe 3, the shell 4 is also provided with a limiting hole, the limiting hole is opposite to the discharge hole 5, one side of the shell 4 close to the limiting hole is provided with a control plate 6, the control plate 6 is connected with the shell 4 through a pressure spring, and one side of the control plate 6 facing the limiting hole is fixedly provided with a limiting plate 7; the limiting plate 7 can stretch into the limiting hole to separate the shell 4 and abut against the inner wall of the shell 4.
For this reason, after the user has stretched into the stratum with the sampling device during the use, pour the mud powder into mud jar, through the stirring of agitator, form mud liquid, then inject mud liquid through the vacuum pump on the drill bit, cool off the drill bit to guarantee that the drill bit can be fine can bore into the stratum. Then push control panel 6 to shell 4 for limiting plate 7 inserts in the spacing hole, and offsets with shell 4 inner wall discharge hole 5 one side, realizes the isolation between will gather pipe, well collection pipe and the lower collection pipe, and the rock stratum sample of the different thickness of follow-up separation of being convenient for realizes the manifold collection of rock stratum. And, when this sampling device did not go deep into the rock stratum and takes a sample down, the user can be through collision discharge hole 5 many times, realizes that 4 inner walls of shell's a lot of admit air fast and give vent to anger, through the drive of air current for dust or impurity in discharge hole 5 and the spacing hole reduce, and the whole device of being convenient for is clean and tidy during the save, guarantees the stability of follow-up use.
The right wall of the shell 4 is provided with a sliding block capable of sliding up and down, the shell 4 is also provided with a fixed block positioned below the sliding block, and the sliding block is connected with the fixed block through a pressure spring; when the pressure spring is in a free state, the sliding block is shielded from the limiting hole; the top of the sliding block is a wedge-shaped end, and the free end of the limiting plate 7 is matched with the inclined plane of the wedge-shaped end of the sliding block. When the standby state, the slider shelters from spacing hole, has guaranteed the closure of shell 4, avoids in external debris invades shell 4 for shell 4 receives the pollution, influences subsequent in service behavior. When the pressure spring is in use, a user pushes the control plate 6 leftwards, the left end of the limit plate 7 abuts against the inclined surface of the upper end of the sliding block, the limit plate 7 applies leftward pushing force to the sliding block, the sliding block moves downwards due to the abutting of the inclined surfaces, and therefore the pressure spring is contracted, and the limit plate 7 abuts against the discharge hole 5 through the limit hole; during this period, the rock fragments in the casing 4 are pushed and propelled by the limit plate 7, part of the rock fragments are pushed downwards by the inclined surface at the left end of the limit plate 7, and part of the rock fragments are pushed into the discharge hole 5 along with the pushing and are discharged from the discharge hole 5. Because limiting plate 7 must cut apart 4 inner chambers of shell, and guarantee to go up sampling pipe 1, down sampling pipe 3 and the stability between the well sampling pipe 2, so limiting plate 7 must shelter from discharge hole 5 completely, guarantees that the rock bits in sample pipe 1, down sampling pipe 3 and the well sampling pipe 2 can not receive the pollution after the sample is accomplished. Utilize the slider as sheltering from in spacing hole, guarantee during the use, the rock bits of gathering can not directly spill over from spacing hole, guarantee the stability of sample rock bits, avoid the rock bits to reveal and mix. And the right wall of the shell 4 is also paved with rubber, and the rubber is used as a buffer between the shell 4 and the control panel 6 by using the elasticity of the rubber, so that the damage to the shell 4 when being impacted is reduced.
In addition, the elastic connection between the control board 6 and the housing 4 can also be realized by magnetic force between the magnet and the magnet, for example, the magnet is embedded in the left wall of the control board 6, and the magnet with the same polarity as the magnet is embedded in the right wall of the housing 4.
Specifically, the using state of the limiting plate 7 is as shown in fig. 2, and with reference to fig. 2 and 3, the limiting plate 7 is provided with a cavity with a left opening, the bottom of the limiting plate 7 is provided with an expansion hole communicated with the cavity, the bottom of the cavity is provided with an intermediate plate 74, and the intermediate plate 74 is provided with a first expansion plate, a second expansion plate 72 and a third expansion plate 73; as shown in fig. 2, the front wall, the left wall and the rear wall of the limiting plate 7 are all provided with telescopic holes, and the first telescopic plate, the second telescopic plate 72 and the third telescopic plate 73 can respectively extend out of the telescopic holes; as shown in fig. 3, the intermediate plate 74 is in contact with the bottom portions of the first, second and third expansion plates 72, 73, and the intermediate plate 74 completely shields the expansion holes.
As shown in fig. 1, along with limiting plate 7 moves left, the upper end of slider can be close to the expansion hole of limiting plate 7 bottom right-hand member, the upper end of slider stretches into in the expansion hole afterwards, under the effect of pressure spring, the slider upper end is applyed ascending power to intermediate lamella 74, thereby make intermediate lamella 74 rebound, the intermediate lamella 74 that shifts up makes first expansion plate, second expansion plate 72 and third expansion plate 73 are raised with intermediate lamella 74 contact site, under the effect of gravity, first expansion plate, second expansion plate 72 and third expansion plate 73 all can the outside slip, thereby form the appearance that fig. 2 is shown. In order to ensure that the first expansion plate, the second expansion plate 72 and the third expansion plate 73 can be smoothly expanded, the first expansion plate, the second expansion plate 72 and the third expansion plate 73 are all arranged to be thick inside and thin outside, so that the outer edges of the first expansion plate, the second expansion plate 72 and the third expansion plate 73 tend to the knife edge part of the knife, and hardened rock debris can be easily cut off.
The foregoing is merely an example of the present invention, and common general knowledge in the field of known specific structures and characteristics is not described herein in any greater extent than that known in the art at the filing date or prior to the priority date of the application, so that those skilled in the art can now appreciate that all of the above-described techniques in this field and have the ability to apply routine experimentation before this date can be combined with one or more of the present teachings to complete and implement the present invention, and that certain typical known structures or known methods do not pose any impediments to the implementation of the present invention by those skilled in the art. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (4)
1. The utility model provides a deep rock sampling device for prospecting which characterized in that: the sampling tube comprises a shell, an upper sampling tube, a middle sampling tube and a lower sampling tube are arranged in the shell, the upper sampling tube, the middle sampling tube and the lower sampling tube are hollow round tubes with the same diameter, the upper sampling tube, the outer walls of the middle sampling tube and the lower sampling tube are in threaded connection with the inner wall of the shell, a gap is formed between the upper sampling tube and the lower sampling tube, discharge holes are formed in the gap between the upper sampling tube and the middle sampling tube and between the middle sampling tube and the lower sampling tube, a limiting hole is formed in the shell, the limiting hole is opposite to the discharge holes, a control plate is arranged on one side of the shell close to the limiting hole, the control plate is elastically connected with the shell, and a limiting plate is fixedly arranged on one side of the control plate facing the limiting hole; the limiting plate can extend into the limiting hole to partition the shell and abut against the inner wall of the shell;
the top of the upper sampling pipe is in threaded connection with a mud tank, the top of the mud tank is provided with a material injection hole for injecting and receiving mud powder, a stirrer for mixing and stirring the mud powder and water is arranged in the mud tank, the bottom of the mud tank is connected with a cooling drill bit at the bottom of the lower sampling pipe through a vacuum pump, and the bottom of the lower sampling pipe is also provided with a collection hole for collecting mud and rock debris;
the outer wall of the shell is provided with a shielding hole, the shielding hole is provided with a sliding block capable of sliding along the length direction of the shell, the shell is also provided with a fixed block positioned below the sliding block, and the sliding block is connected with the fixed block through a pressure spring; when the pressure spring is in a free state, the sliding block is shielded from the limiting hole; the top of the sliding block is a wedge-shaped end, and the free end of the limiting plate is matched with the inclined plane of the wedge-shaped end of the sliding block;
the free end of the limiting plate is provided with a cavity with an opening, the bottom of the limiting plate is provided with an expansion hole communicated with the cavity, the bottom of the cavity is provided with a middle plate, and the middle plate is provided with a first expansion plate, a second expansion plate and a third expansion plate; telescopic holes are formed in the side walls, far away from the control plate, of the limiting plate, and the first telescopic plate, the second telescopic plate and the third telescopic plate can respectively extend out of the telescopic holes to the outside; the middle plate is contacted with the bottom parts of the first telescopic plate, the second telescopic plate and the third telescopic plate, and the middle plate completely shields the expansion hole;
wherein, first expansion plate, second expansion plate and third expansion plate all set up to inside thick outer thin for the outward flange of first expansion plate, second expansion plate and third expansion plate tends towards the cutting edge portion of sword.
2. The deep rock sampling device for geological exploration, according to claim 1, wherein: the control panel is connected with the shell through a pressure spring.
3. The deep rock sampling device for geological exploration, according to claim 1, wherein: the outer wall of the control panel is provided with a magnet, and a magnetic block with the same polarity as the magnet is embedded in the outer wall of the shell.
4. The deep rock sampling device for geological exploration, according to claim 1, wherein: and rubber is paved on one side of the shell with the limiting hole.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911236466.0A CN110907220B (en) | 2019-12-05 | 2019-12-05 | Deep rock sampling device for geological exploration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911236466.0A CN110907220B (en) | 2019-12-05 | 2019-12-05 | Deep rock sampling device for geological exploration |
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| CN110907220A CN110907220A (en) | 2020-03-24 |
| CN110907220B true CN110907220B (en) | 2022-06-03 |
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| CN103900857A (en) * | 2014-04-17 | 2014-07-02 | 中国环境科学研究院 | Particulate object columnar stratified sampler |
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| CN207095902U (en) * | 2017-08-30 | 2018-03-13 | 三峡大学 | A kind of column dredger |
| CN208937363U (en) * | 2018-09-30 | 2019-06-04 | 深圳研源环境控股有限公司 | A kind of shallow-layer bed mud stratified sampler |
| CN209606120U (en) * | 2019-01-07 | 2019-11-08 | 中国地震局地壳应力研究所 | A kind of geologic prospect instrument |
| CN209639763U (en) * | 2019-04-26 | 2019-11-15 | 万基泰科工集团(四川)有限公司 | A kind of environmental detection device |
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2019
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61502908A (en) * | 1984-03-26 | 1986-12-11 | インタ−ナシヨナル ヘルス サ−ビセス | Method for measuring blood clotting time and specific reagents for it |
| CN103900857A (en) * | 2014-04-17 | 2014-07-02 | 中国环境科学研究院 | Particulate object columnar stratified sampler |
| CN206683878U (en) * | 2017-03-17 | 2017-11-28 | 上海昌发岩土工程勘察技术有限公司 | A kind of sampler for ground exploration |
| CN207095902U (en) * | 2017-08-30 | 2018-03-13 | 三峡大学 | A kind of column dredger |
| CN208937363U (en) * | 2018-09-30 | 2019-06-04 | 深圳研源环境控股有限公司 | A kind of shallow-layer bed mud stratified sampler |
| CN209606120U (en) * | 2019-01-07 | 2019-11-08 | 中国地震局地壳应力研究所 | A kind of geologic prospect instrument |
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